Request message for [UpdateTagTemplateField][google.cloud.datacatalog.
v1beta1.DataCatalog.UpdateTagTemplateField].
.. attribute:: name
Required. The name of the tag template field. Example: - pro
jects/{project_id}/locations/{location}/tagTemplates/{tag_temp
late_id}/fields/{tag_template_field_id}
Optional. The field mask specifies the parts of the template
to be updated. Allowed fields: - display_name -
type.enum_type - is_required If update_mask is
not set or empty, all of the allowed fields above will be
updated. When updating an enum type, the provided values will
be merged with the existing values. Therefore, enum values can
only be added, existing enum values cannot be deleted nor
renamed. Updating a template field from optional to required
is NOT allowed.
